255 static int xc5000_readreg(struct xc5000_priv *priv, u16 reg, u16 *val);
258 static int xc_send_i2c_data(struct xc5000_priv *priv, u8 *buf, int len)  in xc_send_i2c_data()  argument
260 	struct i2c_msg msg = { .addr = priv->i2c_props.addr,  in xc_send_i2c_data()
263 	if (i2c_transfer(priv->i2c_props.adap, &msg, 1) != 1) {  in xc_send_i2c_data()
274 static int xc_read_i2c_data(struct xc5000_priv *priv, u8 *buf, int len)
276 	struct i2c_msg msg = { .addr = priv->i2c_props.addr,
279 	if (i2c_transfer(priv->i2c_props.adap, &msg, 1) != 1) {
287 static int xc5000_readreg(struct xc5000_priv *priv, u16 reg, u16 *val)  in xc5000_readreg()  argument
292 		{ .addr = priv->i2c_props.addr,  in xc5000_readreg()
294 		{ .addr = priv->i2c_props.addr,  in xc5000_readreg()
298 	if (i2c_transfer(priv->i2c_props.adap, msg, 2) != 2) {  in xc5000_readreg()
309 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_tuner_reset()  local
315 		ret = fe->callback(((fe->dvb) && (fe->dvb->priv)) ?  in xc5000_tuner_reset()
316 					   fe->dvb->priv :  in xc5000_tuner_reset()
317 					   priv->i2c_props.adap->algo_data,  in xc5000_tuner_reset()
331 static int xc_write_reg(struct xc5000_priv *priv, u16 reg_addr, u16 i2c_data)  in xc_write_reg()  argument
341 	result = xc_send_i2c_data(priv, buf, 4);  in xc_write_reg()
345 			result = xc5000_readreg(priv, XREG_BUSY, (u16 *)buf);  in xc_write_reg()
365 	struct xc5000_priv *priv = fe->tuner_priv;  in xc_load_i2c_sequence()  local
403 				result = xc_send_i2c_data(priv, buf,  in xc_load_i2c_sequence()
417 static int xc_initialize(struct xc5000_priv *priv)  in xc_initialize()  argument
420 	return xc_write_reg(priv, XREG_INIT, 0);  in xc_initialize()
423 static int xc_set_tv_standard(struct xc5000_priv *priv,  in xc_set_tv_standard()  argument
435 			xc5000_standard[priv->video_standard].name);  in xc_set_tv_standard()
438 	ret = xc_write_reg(priv, XREG_VIDEO_MODE, video_mode);  in xc_set_tv_standard()
440 		ret = xc_write_reg(priv, XREG_AUDIO_MODE, audio_mode);  in xc_set_tv_standard()
445 static int xc_set_signal_source(struct xc5000_priv *priv, u16 rf_mode)  in xc_set_signal_source()  argument
456 	return xc_write_reg(priv, XREG_SIGNALSOURCE, rf_mode);  in xc_set_signal_source()
461 static int xc_set_rf_frequency(struct xc5000_priv *priv, u32 freq_hz)  in xc_set_rf_frequency()  argument
476 	return xc_write_reg(priv, XREG_FINERFREQ, freq_code);  in xc_set_rf_frequency()
480 static int xc_set_IF_frequency(struct xc5000_priv *priv, u32 freq_khz)  in xc_set_IF_frequency()  argument
486 	return xc_write_reg(priv, XREG_IF_OUT, freq_code);  in xc_set_IF_frequency()
490 static int xc_get_adc_envelope(struct xc5000_priv *priv, u16 *adc_envelope)  in xc_get_adc_envelope()  argument
492 	return xc5000_readreg(priv, XREG_ADC_ENV, adc_envelope);  in xc_get_adc_envelope()
495 static int xc_get_frequency_error(struct xc5000_priv *priv, u32 *freq_error_hz)  in xc_get_frequency_error()  argument
501 	result = xc5000_readreg(priv, XREG_FREQ_ERROR, &reg_data);  in xc_get_frequency_error()
510 static int xc_get_lock_status(struct xc5000_priv *priv, u16 *lock_status)  in xc_get_lock_status()  argument
512 	return xc5000_readreg(priv, XREG_LOCK, lock_status);  in xc_get_lock_status()
515 static int xc_get_version(struct xc5000_priv *priv,  in xc_get_version()  argument
522 	result = xc5000_readreg(priv, XREG_VERSION, &data);  in xc_get_version()
534 static int xc_get_buildversion(struct xc5000_priv *priv, u16 *buildrev)  in xc_get_buildversion()  argument
536 	return xc5000_readreg(priv, XREG_BUILD, buildrev);  in xc_get_buildversion()
539 static int xc_get_hsync_freq(struct xc5000_priv *priv, u32 *hsync_freq_hz)  in xc_get_hsync_freq()  argument
544 	result = xc5000_readreg(priv, XREG_HSYNC_FREQ, &reg_data);  in xc_get_hsync_freq()
552 static int xc_get_frame_lines(struct xc5000_priv *priv, u16 *frame_lines)  in xc_get_frame_lines()  argument
554 	return xc5000_readreg(priv, XREG_FRAME_LINES, frame_lines);  in xc_get_frame_lines()
557 static int xc_get_quality(struct xc5000_priv *priv, u16 *quality)  in xc_get_quality()  argument
559 	return xc5000_readreg(priv, XREG_QUALITY, quality);  in xc_get_quality()
562 static int xc_get_analogsnr(struct xc5000_priv *priv, u16 *snr)  in xc_get_analogsnr()  argument
564 	return xc5000_readreg(priv, XREG_SNR, snr);  in xc_get_analogsnr()
567 static int xc_get_totalgain(struct xc5000_priv *priv, u16 *totalgain)  in xc_get_totalgain()  argument
569 	return xc5000_readreg(priv, XREG_TOTALGAIN, totalgain);  in xc_get_totalgain()
572 static u16 wait_for_lock(struct xc5000_priv *priv)  in wait_for_lock()  argument
578 		xc_get_lock_status(priv, &lock_state);  in wait_for_lock()
589 static int xc_tune_channel(struct xc5000_priv *priv, u32 freq_hz, int mode)  in xc_tune_channel()  argument
595 	if (xc_set_rf_frequency(priv, freq_hz) != 0)  in xc_tune_channel()
599 		if (wait_for_lock(priv) == 1)  in xc_tune_channel()
608 	struct xc5000_priv *priv = fe->tuner_priv;  in xc_set_xtal()  local
611 	switch (priv->chip_id) {  in xc_set_xtal()
617 		switch (priv->xtal_khz) {  in xc_set_xtal()
624 			ret = xc_write_reg(priv, 0x000f, 0x8081);  in xc_set_xtal()
636 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_fwupload()  local
643 	priv->pll_register_no = desired_fw->pll_reg;  in xc5000_fwupload()
644 	priv->init_status_supported = desired_fw->init_status_supported;  in xc5000_fwupload()
645 	priv->fw_checksum_supported = desired_fw->fw_checksum_supported;  in xc5000_fwupload()
659 static void xc_debug_dump(struct xc5000_priv *priv)  in xc_debug_dump()  argument
680 	xc_get_adc_envelope(priv,  &adc_envelope);  in xc_debug_dump()
683 	xc_get_frequency_error(priv, &freq_error_hz);  in xc_debug_dump()
686 	xc_get_lock_status(priv,  &lock_status);  in xc_debug_dump()
690 	xc_get_version(priv,  &hw_majorversion, &hw_minorversion,  in xc_debug_dump()
692 	xc_get_buildversion(priv,  &fw_buildversion);  in xc_debug_dump()
697 	xc_get_hsync_freq(priv,  &hsync_freq_hz);  in xc_debug_dump()
700 	xc_get_frame_lines(priv,  &frame_lines);  in xc_debug_dump()
703 	xc_get_quality(priv,  &quality);  in xc_debug_dump()
706 	xc_get_analogsnr(priv,  &snr);  in xc_debug_dump()
709 	xc_get_totalgain(priv,  &totalgain);  in xc_debug_dump()
713 	if (priv->pll_register_no) {  in xc_debug_dump()
714 		xc5000_readreg(priv, priv->pll_register_no, &regval);  in xc_debug_dump()
721 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_tune_digital()  local
725 	ret = xc_set_signal_source(priv, priv->rf_mode);  in xc5000_tune_digital()
729 			priv->rf_mode);  in xc5000_tune_digital()
733 	ret = xc_set_tv_standard(priv,  in xc5000_tune_digital()
734 		xc5000_standard[priv->video_standard].video_mode,  in xc5000_tune_digital()
735 		xc5000_standard[priv->video_standard].audio_mode, 0);  in xc5000_tune_digital()
741 	ret = xc_set_IF_frequency(priv, priv->if_khz);  in xc5000_tune_digital()
744 		       priv->if_khz);  in xc5000_tune_digital()
749 		__func__, priv->output_amp);  in xc5000_tune_digital()
750 	xc_write_reg(priv, XREG_OUTPUT_AMP, priv->output_amp);  in xc5000_tune_digital()
752 	xc_tune_channel(priv, priv->freq_hz, XC_TUNE_DIGITAL);  in xc5000_tune_digital()
755 		xc_debug_dump(priv);  in xc5000_tune_digital()
757 	priv->bandwidth = bw;  in xc5000_tune_digital()
765 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_set_digital_params()  local
780 		priv->rf_mode = XC_RF_MODE_AIR;  in xc5000_set_digital_params()
781 		priv->freq_offset = 1750000;  in xc5000_set_digital_params()
782 		priv->video_standard = DTV6;  in xc5000_set_digital_params()
786 		priv->rf_mode = XC_RF_MODE_CABLE;  in xc5000_set_digital_params()
787 		priv->freq_offset = 1750000;  in xc5000_set_digital_params()
788 		priv->video_standard = DTV6;  in xc5000_set_digital_params()
801 			priv->video_standard = DTV6;  in xc5000_set_digital_params()
802 			priv->freq_offset = 1750000;  in xc5000_set_digital_params()
805 			priv->video_standard = DTV7;  in xc5000_set_digital_params()
806 			priv->freq_offset = 2250000;  in xc5000_set_digital_params()
809 			priv->video_standard = DTV8;  in xc5000_set_digital_params()
810 			priv->freq_offset = 2750000;  in xc5000_set_digital_params()
816 		priv->rf_mode = XC_RF_MODE_AIR;  in xc5000_set_digital_params()
821 		priv->rf_mode = XC_RF_MODE_CABLE;  in xc5000_set_digital_params()
823 			priv->video_standard = DTV6;  in xc5000_set_digital_params()
824 			priv->freq_offset = 1750000;  in xc5000_set_digital_params()
827 			priv->video_standard = DTV7;  in xc5000_set_digital_params()
828 			priv->freq_offset = 2250000;  in xc5000_set_digital_params()
831 			priv->video_standard = DTV7_8;  in xc5000_set_digital_params()
832 			priv->freq_offset = 2750000;  in xc5000_set_digital_params()
843 	priv->freq_hz = freq - priv->freq_offset;  in xc5000_set_digital_params()
844 	priv->mode = V4L2_TUNER_DIGITAL_TV;  in xc5000_set_digital_params()
847 		__func__, freq, priv->freq_hz);  in xc5000_set_digital_params()
854 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_is_firmware_loaded()  local
858 	ret = xc5000_readreg(priv, XREG_PRODUCT_ID, &id);  in xc5000_is_firmware_loaded()
874 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_config_tv()  local
880 	priv->rf_mode = params->mode;  in xc5000_config_tv()
882 		priv->rf_mode = XC_RF_MODE_CABLE;  in xc5000_config_tv()
885 	priv->freq_hz = params->frequency * 62500;  in xc5000_config_tv()
892 		priv->video_standard = MN_NTSC_PAL_BTSC;  in xc5000_config_tv()
898 		priv->video_standard = BG_PAL_NICAM;  in xc5000_config_tv()
904 		priv->video_standard = I_PAL_NICAM;  in xc5000_config_tv()
910 		priv->video_standard = DK_PAL_NICAM;  in xc5000_config_tv()
916 		priv->video_standard = DK_SECAM_A2DK1;  in xc5000_config_tv()
921 		priv->video_standard = L_SECAM_NICAM;  in xc5000_config_tv()
926 		priv->video_standard = LC_SECAM_NICAM;  in xc5000_config_tv()
933 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_set_tv_freq()  local
938 	ret = xc_set_signal_source(priv, priv->rf_mode);  in xc5000_set_tv_freq()
942 			priv->rf_mode);  in xc5000_set_tv_freq()
946 	ret = xc_set_tv_standard(priv,  in xc5000_set_tv_freq()
947 		xc5000_standard[priv->video_standard].video_mode,  in xc5000_set_tv_freq()
948 		xc5000_standard[priv->video_standard].audio_mode, 0);  in xc5000_set_tv_freq()
954 	xc_write_reg(priv, XREG_OUTPUT_AMP, 0x09);  in xc5000_set_tv_freq()
956 	xc_tune_channel(priv, priv->freq_hz, XC_TUNE_ANALOG);  in xc5000_set_tv_freq()
959 		xc_debug_dump(priv);  in xc5000_set_tv_freq()
961 	if (priv->pll_register_no != 0) {  in xc5000_set_tv_freq()
963 		xc5000_readreg(priv, priv->pll_register_no, &pll_lock_status);  in xc5000_set_tv_freq()
983 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_config_radio()  local
988 	if (priv->radio_input == XC5000_RADIO_NOT_CONFIGURED) {  in xc5000_config_radio()
993 	priv->freq_hz = params->frequency * 125 / 2;  in xc5000_config_radio()
994 	priv->rf_mode = XC_RF_MODE_AIR;  in xc5000_config_radio()
1001 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_set_radio_freq()  local
1005 	if (priv->radio_input == XC5000_RADIO_FM1)  in xc5000_set_radio_freq()
1007 	else if  (priv->radio_input == XC5000_RADIO_FM2)  in xc5000_set_radio_freq()
1009 	else if  (priv->radio_input == XC5000_RADIO_FM1_MONO)  in xc5000_set_radio_freq()
1013 			priv->radio_input);  in xc5000_set_radio_freq()
1017 	ret = xc_set_tv_standard(priv, xc5000_standard[radio_input].video_mode,  in xc5000_set_radio_freq()
1025 	ret = xc_set_signal_source(priv, priv->rf_mode);  in xc5000_set_radio_freq()
1029 			priv->rf_mode);  in xc5000_set_radio_freq()
1033 	if ((priv->radio_input == XC5000_RADIO_FM1) ||  in xc5000_set_radio_freq()
1034 				(priv->radio_input == XC5000_RADIO_FM2))  in xc5000_set_radio_freq()
1035 		xc_write_reg(priv, XREG_OUTPUT_AMP, 0x09);  in xc5000_set_radio_freq()
1036 	else if  (priv->radio_input == XC5000_RADIO_FM1_MONO)  in xc5000_set_radio_freq()
1037 		xc_write_reg(priv, XREG_OUTPUT_AMP, 0x06);  in xc5000_set_radio_freq()
1039 	xc_tune_channel(priv, priv->freq_hz, XC_TUNE_ANALOG);  in xc5000_set_radio_freq()
1046 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_set_params()  local
1053 	switch (priv->mode) {  in xc5000_set_params()
1068 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_set_analog_params()  local
1071 	if (priv->i2c_props.adap == NULL)  in xc5000_set_analog_params()
1086 	priv->mode = params->mode;  in xc5000_set_analog_params()
1093 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_get_frequency()  local
1095 	*freq = priv->freq_hz + priv->freq_offset;  in xc5000_get_frequency()
1101 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_get_if_frequency()  local
1103 	*freq = priv->if_khz * 1000;  in xc5000_get_if_frequency()
1109 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_get_bandwidth()  local
1112 	*bw = priv->bandwidth;  in xc5000_get_bandwidth()
1118 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_get_status()  local
1121 	xc_get_lock_status(priv, &lock_status);  in xc5000_get_status()
1132 	struct xc5000_priv *priv = fe->tuner_priv;  in xc_load_fw_and_init_tuner()  local
1133 	const struct xc5000_fw_cfg *desired_fw = xc5000_assign_firmware(priv->chip_id);  in xc_load_fw_and_init_tuner()
1139 	cancel_delayed_work(&priv->timer_sleep);  in xc_load_fw_and_init_tuner()
1144 	if (!priv->firmware) {  in xc_load_fw_and_init_tuner()
1146 					priv->i2c_props.adap->dev.parent);  in xc_load_fw_and_init_tuner()
1158 		priv->firmware = fw;  in xc_load_fw_and_init_tuner()
1160 		fw = priv->firmware;  in xc_load_fw_and_init_tuner()
1173 		if (priv->fw_checksum_supported) {  in xc_load_fw_and_init_tuner()
1174 			if (xc5000_readreg(priv, XREG_FW_CHECKSUM, &fw_ck)) {  in xc_load_fw_and_init_tuner()
1189 		ret = xc_initialize(priv);  in xc_load_fw_and_init_tuner()
1203 		if (priv->init_status_supported) {  in xc_load_fw_and_init_tuner()
1204 			if (xc5000_readreg(priv, XREG_INIT_STATUS, &fw_ck)) {  in xc_load_fw_and_init_tuner()
1218 		if (priv->pll_register_no) {  in xc_load_fw_and_init_tuner()
1219 			xc5000_readreg(priv, priv->pll_register_no,  in xc_load_fw_and_init_tuner()
1230 		ret = xc_write_reg(priv, XREG_SIGNALSOURCE, XC_RF_MODE_CABLE);  in xc_load_fw_and_init_tuner()
1248 	struct xc5000_priv *priv =container_of(timer_sleep, struct xc5000_priv,  in xc5000_do_timer_sleep()  local
1250 	struct dvb_frontend *fe = priv->fe;  in xc5000_do_timer_sleep()
1267 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_sleep()  local
1275 	schedule_delayed_work(&priv->timer_sleep,  in xc5000_sleep()
1283 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_suspend()  local
1288 	cancel_delayed_work(&priv->timer_sleep);  in xc5000_suspend()
1301 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_resume()  local
1307 	if (!priv->firmware)  in xc5000_resume()
1315 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_init()  local
1324 		xc_debug_dump(priv);  in xc5000_init()
1331 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_release()  local
1337 	if (priv) {  in xc5000_release()
1338 		cancel_delayed_work(&priv->timer_sleep);  in xc5000_release()
1339 		if (priv->firmware) {  in xc5000_release()
1340 			release_firmware(priv->firmware);  in xc5000_release()
1341 			priv->firmware = NULL;  in xc5000_release()
1343 		hybrid_tuner_release_state(priv);  in xc5000_release()
1355 	struct xc5000_priv *priv = fe->tuner_priv;  in xc5000_set_config()  local
1361 		priv->if_khz = p->if_khz;  in xc5000_set_config()
1364 		priv->radio_input = p->radio_input;  in xc5000_set_config()
1367 		priv->output_amp = p->output_amp;  in xc5000_set_config()
1400 	struct xc5000_priv *priv = NULL;  in xc5000_attach()  local
1410 	instance = hybrid_tuner_request_state(struct xc5000_priv, priv,  in xc5000_attach()
1418 		priv->bandwidth = 6000000;  in xc5000_attach()
1419 		fe->tuner_priv = priv;  in xc5000_attach()
1420 		priv->fe = fe;  in xc5000_attach()
1421 		INIT_DELAYED_WORK(&priv->timer_sleep, xc5000_do_timer_sleep);  in xc5000_attach()
1425 		fe->tuner_priv = priv;  in xc5000_attach()
1429 	if (priv->if_khz == 0) {  in xc5000_attach()
1433 		priv->if_khz = cfg->if_khz;  in xc5000_attach()
1436 	if (priv->xtal_khz == 0)  in xc5000_attach()
1437 		priv->xtal_khz = cfg->xtal_khz;  in xc5000_attach()
1439 	if (priv->radio_input == 0)  in xc5000_attach()
1440 		priv->radio_input = cfg->radio_input;  in xc5000_attach()
1444 	if ((priv->chip_id == 0) || (cfg->chip_id))  in xc5000_attach()
1447 		priv->chip_id = (cfg->chip_id) ? cfg->chip_id : 0;  in xc5000_attach()
1451 	if ((priv->output_amp == 0) || (cfg->output_amp))  in xc5000_attach()
1453 		priv->output_amp = (cfg->output_amp) ? cfg->output_amp : 0x8a;  in xc5000_attach()
1458 	if (xc5000_readreg(priv, XREG_PRODUCT_ID, &id) != 0)  in xc5000_attach()